An Extension Study of Iron Chelation Therapy With Deferasirox (ICL670) in β-thalassemia Patients With Transfusional Iron Overload
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ClinicalTrials.gov Identifier: NCT00171210 |
Recruitment Status :
Completed
First Posted : September 15, 2005
Results First Posted : May 2, 2011
Last Update Posted : May 30, 2011
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Sponsor:
Novartis Pharmaceuticals
Information provided by:
Novartis
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Study Type | Interventional |
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Study Design | Allocation: Non-Randomized; Intervention Model: Single Group Assignment; Masking: None (Open Label); Primary Purpose: Treatment |
Condition |
Transfusional Iron Overload in β-thalassemia |
Intervention |
Drug: Deferasirox |
Enrollment | 506 |
Participant Flow
Recruitment Details | This study is an extension of core study (NCT0061750). 555 participants were treated with Deferasirox (ICL670) in the core and/or extension study. In the core study, 296 participants were treated with ICL670 and 259 participants were treated with Deferoxamine(DFO). |
Pre-assignment Details |
Arm/Group Title | Crossover | ICL670 |
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Participants treated with Deferoxamine (DFO) during the core study and crossed over to receive Deferasirox (ICL670) orally once a day during the extension study. Dosage based on body weight. | Participants treated with Deferasirox (ICL670) orally once a day during the core study and continued this treatment in the extension study. Dosage based on body weight. |
Period Title: Overall Study | ||
Started | 259 | 296 |
STARTED EXTENSION STUDY | 259 | 247 |
Completed | 190 | 181 |
Not Completed | 69 | 115 |
Reason Not Completed | ||
Adverse Event | 16 | 27 |
Abnormal laboratory value(s) | 6 | 3 |
Abnormal test procedure result(s) | 0 | 1 |
Unsatisfactory therapeutic effect | 11 | 15 |
Protocol Violation | 0 | 2 |
Withdrawal by Subject | 32 | 30 |
Lost to Follow-up | 1 | 0 |
Administrative problems | 1 | 1 |
Death | 2 | 3 |
Stopped at end of core | 0 | 32 |
Stopped at end of extension 1 | 0 | 1 |
Baseline Characteristics
Arm/Group Title | Crossover | ICL670 | Total | |
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Participants treated with Deferoxamine (DFO) during the core study and crossed over to receive Deferasirox (ICL670) orally once a day during the extension study. Dosage based on body weight. | Participants treated with Deferasirox (ICL670) orally once a day during the core study and continued this treatment in the extension study. Dosage based on body weight. | Total of all reporting groups | |
Overall Number of Baseline Participants | 259 | 296 | 555 | |
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[Not Specified]
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Age Continuous
Mean (Standard Deviation) Unit of measure: Years |
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Number Analyzed | 259 participants | 296 participants | 555 participants | |
18.3 (9.82) | 17.1 (9.46) | 17.7 (9.64) | ||
Sex: Female, Male
Measure Type: Count of Participants Unit of measure: Participants |
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Number Analyzed | 259 participants | 296 participants | 555 participants | |
Female |
125 48.3%
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156 52.7%
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281 50.6%
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Male |
134 51.7%
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140 47.3%
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274 49.4%
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Race/Ethnicity, Customized
Measure Type: Number Unit of measure: Participants |
Number Analyzed | 259 participants | 296 participants | 555 participants |
Black or African American | 1 | 2 | 3 | |
White | 225 | 263 | 488 | |
Oriental | 10 | 9 | 19 | |
Other | 23 | 22 | 45 |
Outcome Measures
Adverse Events
Limitations and Caveats
[Not Specified]
More Information
Principal Investigators are NOT employed by the organization sponsoring the study.
There IS an agreement between Principal Investigators and the Sponsor (or its agents) that restricts
the PI's rights to discuss or publish trial results after the trial is completed.
The terms and conditions of Novartis' agreements with its investigators may vary. However, Novartis does not prohibit any investigator from publishing. Any publications from a single-site are postponed until the publication of the pooled data (i.e., data from all sites) in the clinical trial.
Results Point of Contact
Name/Title: | Study Director |
Organization: | Novartis Pharmaceuticals |
Phone: | 862-778-8300 |
Publications automatically indexed to this study by ClinicalTrials.gov Identifier (NCT Number):
Responsible Party: | External Affairs, Novartis Pharmaceuticals |
ClinicalTrials.gov Identifier: | NCT00171210 |
Other Study ID Numbers: |
CICL670A0107E1 |
First Submitted: | September 12, 2005 |
First Posted: | September 15, 2005 |
Results First Submitted: | December 14, 2010 |
Results First Posted: | May 2, 2011 |
Last Update Posted: | May 30, 2011 |